package Thread;

/**
 * @author liyang
 * @version 1.0
 * @package Thread
 * @file SyncDemo2.java
 * @description
 * @time 2024-04-12 13:02
 */
public class SyncDemo2 {
    public static void main(String[] args) {
//        Shop shop = new Shop();
        Shop shop1 = new Shop();
        Shop shop2 = new Shop();
        Thread t1 = new Thread("范传奇"){
            @Override
            public void run(){
//                shop.buy();
                shop1.buy();
            }
        };
        Thread t2 = new Thread("王克晶"){
            @Override
            public void run(){
//                shop.buy();
                shop2.buy();
            }
        };
        t1.start();
        t2.start();
    }
}
class Shop{
    /*
        在成员方法上直接使用synchronized时,同步监视器对象不可选,只能是this
     */
//    public synchronized void buy(){
    public void buy(){
        try {
            Thread t = Thread.currentThread();//获取执行该方法的线程

            System.out.println(t.getName()+":正在挑衣服");
            Thread.sleep(5000);

//            synchronized (this) {
            synchronized ("abc") {//有效但不合适(不需要起作用时仍然发挥作用)
//            synchronized (new Object()) {//凡是new一定不行！
                System.out.println(t.getName() + ":正在试衣服");
                Thread.sleep(5000);
            }

            System.out.println(t.getName()+"结账离开");
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}
